CH-30P
Digital Wireless MIC Speaker
10hrs battery life
Dual microphone
Crystal-clear sound
Full-range speaker, delivering the exceptional sound and vocals.
Featuring an echo chamber design with deep-bass and crisp-high speakers, this speaker creates crystal-clear and exceptionally stable audio surrounding the space.
Compact size and portability.
Weighing less than 40 grams and compact in size, our portable microphone provides teachers with ease of use and comfortable mobility in the classroom.
No interference across different classrooms.
Featuring auto-pairing and frequency encryption mechanisms, this unique microphone function allows teachers to use it across different classrooms without any interference.
Dual speakers in the larger classroom.
Connect the two speakers in series using the dual audio in and out ports to be one system that easily covers a larger space with premier, vibrant sound.
Speaker spec. | |
Amplifier | Class D |
Wattage Output | 30W Stereo |
Speaker spec. | 2.75" 15W/8Ω x2 |
SPL(Sound Presure Level) | 92sB/W |
Frequency Response | 50Hz ~20kHz |
Dimension | 254.1 x 250 x 90mm |
Weight | 1.5Kg |
Power Supply | Switching Power Supply DC19V/2.64A |
Input | Audio in x2, DC in x1, USB-A x2 |
Output | Audio in x1 |
Wireless Spec. | |
Frequency Response | 2.4G ~ 2.483G |
Channel | Automatic Channel Selection |
Frequency Pairing | GFSK |
Transmitter (MIC) | |
Voltage Range | 3.7V ~ 4.2V |
Current | 67mA |
Transmitter Power | 10mW |
Input Resistance | 10kΩ |
Input Voltage | 2.8Vp-p(MAX) |
Charging Port | USB Type C |
Audio in | Built-in high sensitivity condenser capsule x 1, 3.5mm jack x 1 |
Audio Latency | < 10ms |
Signal to Noise Ratio@ 1KHz | 81dB |
Dynamic Rangr@ 1 KHz | 90dB |
Distortion THD | 0.1% |
Pairing Time | 3 sec |
Pairing Distance | |
Radio Distance | 30M (Free space) |
Battery Type | Lithium bettery |
Battery Time | <10hrs/cycle |
Dimension(L*W*H) | 120 x 35 x 12mm |
Weight | 40g |
Receiver (Dongle) | |
Voltage Range | 3V~5V |
Current | 24mA |
Sensitivitly | -85dBm(Min) |
Output Resistance | 32Ω |
Output Voltage | 2Vp-p(Max) |
Dimension(L*W*H) | 70 x 25 x 12mm |
Weight | 14g |
Other Spec. | |
Safety | BSMI, NCC, CE, FCC |
Accessories-Speaker | Power cord x1, Power adapter x1, 3.5mm audio cable x1, Sponges, QSG |
Accessories-MIC | USB Type C cable x1, Sling |